Improvement in board rule and gage



UNITED STATES PATENT OFFICE.

DAVID L. DENSMORE, OF STANTON, MICHIGAN.

IMPROVE MEI \IT IN BOARD RULE AND GAGE.

Specification forming part of Letters Patent No. 199,807, dated January2 9, 1878; application filed I July 7, 1877.

To all whom it may concern:

Be it known that I, DAVID L. DENSMORE, of Stanton, in the county ofMontcalm and State of Michigan, have invented a new and valuableImprovement in Board Rule and Gage; and I do hereby declare that thefollowing is a full, clear, and exact description.

lumber; and it consists in the construction of a combined board rulehead and gage, as will be hereinafter more fully set forth.

The annexed drawing, to which reference is made, .fully illustrates myinvention.

A represents a head, of suitable dimensions, made of steel or othermetal, and perfectly flat upon its upper side. B is the gage, made ofbrass or other metal, substantially in the form shown, and fastened tothe .center of the head A by tenons b b, projecting from its lower endinto holes a a made in the head. The gage B is open at the top and oneedge, form ing a socket, into which the handle of the rule is to beinserted and fastened by rivets or otherwise.

By this invention the lumber-sealer ascertains the thickness of a boardfrom one inch to two inches or more with ease and rapidity without theuse of a separate gage, or handling the board to measure, as nowgenerally done.

In the solid edge of the gage B are made notches d d, intended tomeasure one, one and one-fourth, one and one-half inch, and two inchesto the square shoulder a near the top.

The lower side of the gage is graduated from one-fourth up to two inchesor more.

This invention is cheap and durable, and

DAVID L. 'nENsMoRE.

Witnesses NORRIS J. BROWN,

JAS. F. CovEL.

